all function names start with IperF_
preloaded image’s names start with IperP_
the name of any window to open is user defined. The name of the page that calls a window is PagXX, where XX is the page number (the number in the box near to Undo button, in the “Page” toolbar). This name is accessible as opener.name in the window.
images to be mapped are named i0, i1, i2, i3, ...
maps for sensitive images are named ma0, ma1, ma2, ma3,...
anchors are named a0,a1,a2,...